function quertcircle({ position, callback }) {
  let geometry = position.feature.getGeometry();
  //初始化查询结构对象，设置查询结构包含几何信息
  var queryStruct = new Zondy.Service.QueryFeatureStruct();
  //是否包含几何图形信息
  queryStruct.IncludeGeometry = true;
  //是否包含属性信息
  queryStruct.IncludeAttribute = true;
  //是否包含图形显示参数
  queryStruct.IncludeWebGraphic = false;

  //创建一个用于查询的区
  var geomObj = new Zondy.Object.Circle();
  geomObj.setByOL(geometry);

  //指定查询规则
  var rule = new Zondy.Service.QueryFeatureRule({
    //是否将要素的可见性计算在内
    EnableDisplayCondition: false,
    //是否完全包含
    MustInside: false,
    //是否仅比较要素的外包矩形
    CompareRectOnly: false,
    //是否相交
    Intersect: true,
  });
  //实例化查询参数对象
  var queryParam = new Zondy.Service.QueryParameter({
    geometry: geomObj,
    resultFormat: "json",
    struct: queryStruct,
    rule: rule,
  });
  //设置查询分页号
  queryParam.pageIndex = 0;
  //设置查询要素数目
  queryParam.recordNumber = 100;
  //实例化地图文档查询服务对象
  var queryService = new Zondy.Service.QueryDocFeature(
    queryParam,
    "guanggu",
    "2",
    {
      ip: "localhost",
      port: 6163,
    }
  );
  queryService.query(querySuccess(callback));
}

function querySuccess(callback) {
  return function (data) {
    var format = new Zondy.Format.PolygonJSON();
    //将MapGIS要素JSON反序列化为ol.Feature类型数组
    var features = format.read(data);
    callback(features);
  };
}

export { quertcircle };
